Confidence Interval for μ What is a confidence interval? It is impossible to find the exact value of the population mean when taking a sample The mean of a sample is called a point estimate The bes...
Combinations of Normal Variables What is a linear combination of normal random variables? This can be used to find probabilities when combining normal random variables What is meant by the sample m...
Calculating Normal ProbabilitiesHow do I find probabilities using a normal distribution? You will be expected to use distribution functions on your GDC to find the probabilities when working with a...
Properties of Normal Distribution The binomial distribution is an example of a discrete probability distribution. The normal distribution is an example of a continuous probability distribution. Wha...
AP 宏观经济学新考纲剖析 CB公布并更新了2023年AP宏观经济学考试规则及考纲(Course and Exam Updates)： 主要变化分为两大部分：第一是考试中计算器的使用规定变化；第二是考纲知识点的更新，今天就来带大家来...
Calculating Binomial Probabilities How do I calculate P(X = x): the probability of a single value for a binomial distribution? You should have a GDC that can calculate binomial probabilities You wa...
Properties of Binomial Distribution What is a binomial distribution? A binomial distribution is a discrete probability distribution You will be expected to use the distribution function on your GD...
近日，达特茅斯学院公布了2023秋季入学的附加文书题目。 一般来说，附加文书在一定程度上反映了每所大学特别想要了解的学生特质及学生与大学的匹配度。所以大家一定要重视起来！ 达特茅斯最新附加文书题 和往年相...
Unbiased Estimates What is an unbiased estimator of a population parameter? An estimator is a random variable that is used to estimate a population parameter An estimate is the value produced by th...
马歇尔学会经济论文比赛 距离投稿结束仅剩 30 天 适合学生 全球A-Level、IB或同等资质课程的学生 提交截止时间 2022 年 8 月 19 日 23:59 分前（英国时间） 即中国时间 2022 年 8 月 20 日 6:59 分前 报名通道已...
Polynomial Division What is a polynomial? A polynomial is an algebraic expression consisting of a finite number of terms, with non-negative integer indices only What is polynom...
Expanding Brackets What do I need to know about expanding brackets? To expand brackets, the rule is that each term in one set of brackets must be multiplied by each term in the other set of ...
